膵すい内ない分ぶん泌ぴつMeanings1noun-modifying (irregular)pancreatic endocrinephysiologyMedical term used attributively, as in 膵内分泌腫瘍 (pancreatic endocrine tumor).膵すい内ない分ぶん泌ぴつ腫しゅ瘍ようはまれな病びょう気きです。Pancreatic endocrine tumors are a rare disease.